#include <iostream>
#include <vector>


using namespace std;


int main(){
    vector<char> test = {'h','e'};
    cout << &test << endl;
    cout << test[0] << endl;
    cout << test[1] << endl;
    cout << static_cast<const void*>(test.data()) << endl;
    cout << static_cast<const void*>(&test.front()) << endl;
    cout << *(test.data()) << endl;
}